Cuddalore vs Durgapur
Side-by-side air quality comparison between Cuddalore and Durgapur.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Cuddalore | Durgapur |
|---|---|---|
| PM2.5(µg/m³) | 13.10 | 122.90 |
| PM10(µg/m³) | 16.60 | 127.60 |
| NO₂(µg/m³) | 17.00 | 52.40 |
| SO₂(µg/m³) | 7.60 | 79.40 |
| O₃(µg/m³) | 36.00 | 32.00 |
| CO(µg/m³) | 507.00 | 1042.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuddalore averaged an AQI of 52 while Durgapur averaged 174 — a 122-point (235%) gap, with Durgapur the more polluted and Cuddalore the cleaner of the two. On 189 days when both cities reported, Cuddalore was cleaner on 183 of them; the average daily gap was 108 AQI points.
Seasonality & days
Cuddalore peaks in January, while Durgapur peaks in December. Cuddalore logged 0% Severe days and 90.6% Good-or-Satisfactory days; Durgapur was 1.3% Severe and 30.3% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Durgapur 6 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Durgapur hit AQI 413 at PCBL Residential Complex (WBPCB) on 2024-12-10.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Durgapur spans 2 stations with a 31-point spread (min 164, max 195).
Verdict
🏆 Cuddalore has better air quality with an AQI of 22 compared to Durgapur's 303. That's a significant difference of 281 points.